files

Tue
18
Feb
John Lister's picture

User Files Disappear After Botched Win10 Update

Two different Windows 10 updates have caused a host of problems, including some files disappearing from the desktop, or deleted permanently. Microsoft has pulled one update and is investigating the other. The update with the more serious problems - ... which is the one Microsoft has withdrawn - is numbered KB4532693 and has a couple of major bugs. The first is that some users have discovered their desktop has returned to its default state. In other words, any customizations such as the arrangement of icons and short cuts, or a background image, have been removed. The most credible suggested ... (view more)

Thu
23
Jan
John Lister's picture

Experts: Windows Feature Can Be Used as Ransomware

Ransomware attackers could turn a key Windows security tool against the system, according to new research. The tactic could also evade leading security tools. The research from SafeBreach Labs covered "EFS", otherwise known as Encrypting File ... System. EFS was released as far back as Windows 2000 (in the year 2000), and is somewhat similar to Bitlocker. The main difference between the two is that Bitlocker can encrypt an entire volume, while EFS can encrypt individual files and folders. In either case, the reason for encrypting files / folders or an entire volume is that if an ... (view more)

Wed
08
Jan
John Lister's picture

New Clop Ransomware Encrypts Windows Processes

Researchers have spotted new ransomware with a nasty new twist. "Clop," as it's called, doesn't just encrypt files, but deliberately attempts to screw up applications as well. The move is most likely intended to reduce the chances of the ransomware ... being blocked, but also means an attack could be even more disruptive and make it more likely a complete rebuild of the affected PC is necessary. Normally ransomware's main task is to encrypt as many files as possible on a computer. The idea here is to extort the user by forcing them to pay a ransom to regain access to the locked files. ... (view more)

Wed
30
Oct
John Lister's picture

New Malware Hides Inside Audio Files

Most people know not to open an executable file or document attached to an email unless they were expecting it. But a new example of malware means even an audio file could trigger a payload. Researchers at Blackberry Cylance Threat recently ... uncovered malicious code hidden inside WAV files. That's a computer format for audio that was common for music on PCs before MP3 became established. The attackers are using a technique called steganography, which is a way to hide a file inside another file in a way that normally cannot be detected. Steganography has previously been used in image files, and ... (view more)

Mon
22
Oct
John Lister's picture

Windows 10 Hit By Second File Deletion Bug

Another file deletion bug appears to have hit Windows 10's latest update. It's raised questions about Microsoft's review process. This is a separate issue to the recent bug that deleted user documents . The new problem - which is also related to the ... October Update - affects .ZIP files. ZIP files are used to store multiple files (and sometimes backups) into a single, archived file. Archives usually offer a high compression ratio, which means files inside the archive are shrunk. This makes .ZIP files especially useful for downloading files from websites because it takes less time. Duplicate ... (view more)

Tue
16
Oct
John Lister's picture

Windows 10 October Update Deletes User Documents

Microsoft has fixed a problem with a Windows 10 update that inadvertently deleted user documents. Oddly the problem had been highlighted in early testing, but doesn't seem to have been fixed. The issue received widespread attention when the October ... 2018 Update started rolling out to the wider public. That's the second of the two big annual updates that bring new features to Windows 10, a system that replaces the old set-up of having service packs rolled out every few years. Some users discovered that after the update, everything they had stored in their Documents folders had disappeared. Some ... (view more)

Mon
17
Sep
Dennis Faas's picture

Explained: Is Ransomware a Real Threat? Should I worry?

Infopackets Reader Tina A. writes: " Dear Dennis, I've been reading articles on the Internet about cyber criminals breaking into computer networks, encrypting files and then demanding a ransom. I've also read that if I leave my computer connected to ... the Internet, I could be susceptible to ransomware. I don't know what to believe. So my question is: is ransomware a threat? Is ransomware malware? Should I be worried? " My response: This is a pretty big question to answer. The simple answer is that: yes , ransomware is a threat, and yes you can get infected with ransomware just by having your ... (view more)

Mon
13
Aug
Dennis Faas's picture

How to Fix: WD My Book Read Only (Remove Write Protect)

Infopackets Reader Larry O. writes: " Dear Dennis, I don't know what's going on but all my files on my external western digital 'My Book' are marked as ' READ ONLY '. I have tried formatting the My Book drive using File Explorer, but it tells me the ... drive is write protected. I have looked but there is no tab or switch on the USB drive to unlock or disable the write protect . I have also tried formatting the drive with Windows Disk Management but it fails. Also, if I right click the drive partition in Disk Management, the delete option is missing. I am at a complete loss. I have searched for ' ... (view more)

Wed
11
Apr
John Lister's picture

New Ransomware Demand: Play Video Game, Not Cash

A newly unleashed ransomware attack doesn't force victims to pay money to regain access to files. Instead, it demands they play a video game. It's not clear yet what the point of the attack is, though it's most likely the work of a prankster who ... wants to test their skills at creating and distributing ransomware without doing any permanent harm. Ransomware is a form of malware that encrypts files on a computer and normally only unlocks them if the victim pays a fee. In most cases every file on the computer is encrypted, meaning that victims are locked out of their systems and unable to access ... (view more)

Thu
05
Apr
John Lister's picture

Chrome Browser PC Scans Come As Surprise

Google Chrome users have been surprised to discover that the Chrome browser scans their computers in search of malware. It doesn't appear to be a reason to panic, but arguably Google could have been more up front about it. The scans were spotted by ... Kelly Shortidge who works at a cyber security company. She noticed that the chrome.exe executable file (which is visible in Windows Task Manager) was scanning files in her Windows documents folder. On further investigation, she discovered Chrome has been doing this since around October, 2017. The scans are being done through Chrome Cleanup, a tool ... (view more)

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